diff --git a/AltStore.xcodeproj/project.pbxproj b/AltStore.xcodeproj/project.pbxproj
index 8ad39efa..d4bdbee6 100644
--- a/AltStore.xcodeproj/project.pbxproj
+++ b/AltStore.xcodeproj/project.pbxproj
@@ -1581,6 +1581,7 @@
 				CODE_SIGN_STYLE = Automatic;
 				DEVELOPMENT_TEAM = 6XVY5G3U44;
 				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
+				MACOSX_DEPLOYMENT_TARGET = 10.14;
 				OTHER_LDFLAGS = "-ObjC";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
@@ -1597,6 +1598,7 @@
 				CODE_SIGN_STYLE = Automatic;
 				DEVELOPMENT_TEAM = 6XVY5G3U44;
 				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
+				MACOSX_DEPLOYMENT_TARGET = 10.14;
 				OTHER_LDFLAGS = "-ObjC";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;